Why Do Women Have Longer Lives Than Men

Everywhere in the world women live longer than men - but this was not always the case. The available data from rich countries shows that women didn't live longer than men in the 19th century. What's the reason why women have a longer life span than men? Why has this advantage gotten larger over time? We only have a few clues and the evidence isn't sufficient to reach an absolute conclusion. We know there are biological, behavioral, and environmental factors that play an integral role in women who live longer than men, we do not know how much each one contributes.

It is known that women live longer than men, regardless of weight. However, this is not due to the fact that certain biological factors have changed. These are the factors that are changing. Some are well known and relatively straightforward, like the fact that men smoke more often. There are others that are more intricate. For example, there is evidence that in rich countries the female advantage increased in part because infectious diseases used to affect women disproportionately a century ago, so advances in medicine that reduced the long-term health burden from infectious diseases, especially for survivors, ended up raising women's longevity disproportionately.

Everywhere in the world women tend to live longer than men
The first chart below shows life expectancy at birth for men and women. It is clear that every country is above the diagonal line of parity. This means that a newborn girl from any country can anticipate to live longer than her younger brother.

The chart above shows that while the female advantage exists everywhere, the difference between countries is huge. In Russia, women live 10 years longer than men. In Bhutan, the difference is less that half a year.

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The female advantage in life expectancy was smaller in rich countries that it is today.
We will now examine the way that female advantages in life expectancy has changed over time. The following chart shows the men and تحاميل مهبلية women's life expectancies at the birth in the US from 1790 to 2014. Two specific points stand تحاميل مهبلية out.

First, there is an upward trend. Both genders living in America are living longer than they were a century ago. This is in line with historical increases in life expectancy everywhere in the world.

Second, there's an increase in the gap between men and women: female advantage in life expectancy used be quite small, but it grew substantially in the past century.

You can check if the points you've listed are applicable to other countries with information by clicking on the "Change country" option in the chart. This includes the UK, France, and Sweden.